'From Pharo1.2.1 of 2 April 2011 [Latest update: #12345] on 18 October 2011 at 8:33:44 pm'!GridDirection subclass: #GridDirectionWest	instanceVariableNames: ''	classVariableNames: ''	poolDictionaries: ''	category: 'Lase-Game-Model'!"-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- "!GridDirectionWest class	instanceVariableNames: ''!!GridDirectionWest class methodsFor: 'abstract-implementation' stamp: 'RobsonAlecioSomera 10/4/2011 11:41'!adjacentDirection	^ GridDirectionEast.! !!GridDirectionWest class methodsFor: 'abstract-implementation' stamp: 'RobsonAlecioSomera 10/4/2011 10:10'!directionSymbol	^ #west.! !!GridDirectionWest class methodsFor: 'abstract-implementation' stamp: 'menegazzo 10/18/2011 20:33'!vector	^ -1@0! !